Onyx

Recording by Marek Hemmann.

Recording identifiers

ISRC
DELJ81925534
CopyrightID (CopyrightChains transaction hash)
0xce40f1e3c6b134067feff23d1b5f0f9ceb739722cefa02a4562ff8f804ddc941
Copyright registration time
2026-06-18T06:25:42+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:b4c916498a56210adf4928dbd5103a60339d39eb50bab55e07f8815a070ee4d2

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.